LG said it would start delivering Android 4.0 upgrades to its Optimus LTE (SU640) phones this month (as part of a wider upgrade plan) and now it has officially begun. Assuming you're a Korean customer on LG U+ or SKT obtaining the update should be a simple affair of downloading it from the site or via LG's support tool, however other regions and flavors have yet to be confirmed. There's also no word yet on the other Optimus phones but now that new